Function Reference

Revision as of 06:26, 23 November 2011

Function Reference

How to create a Function

To create your own funtions see the Function page.

• User Defined Functions

Core Functions

Language Features

• <Expression> =~ m/pattern/flags -- Match a string to a regular expression pattern and check if it matches and optionally return captured groups
• <Expression> =~ s/pattern/replacement/flags -- Replace parts of a string using a regular expression pattern and optionally executing functions on the matched groups

Console Functions

• Print( <expression> ) -- Prints an expressions string value to the console window
• Println( <expression> ) -- Prints an expressions string value to the console window and inserts a newline charactor at the end.
• Printf( <expression>, <expressions>... ) -- Print a formatted string to the console window
• Input( <expression> ) -- Capture a string typed to console window
• InputC( <expression> ) -- Capture a char typed to console window
• Cls( ) -- Clear all text from the console window

Multithreading Functions

• ThreadCreate( <name>, <function> ) -- Create a new thread and start it off executing a function or some code
• ThreadSleep( <name> ) -- Freeze a thread and make it sleep
• ThreadResume( <name> ) -- Unfreeze a thread and allow it to continue execution
• ThreadState( <name> ) -- Returns state of a thread
• ThreadKill( <name> ) -- Terminate a thread and remove it from the script
• ThreadExists( <name> ) -- Check if a thread exists by this name
• ThreadName( ) -- Returns the name of the current thread that is executing this code
• Threads( ) -- Return an array of all threads

Variable Type Conversions

• Char( <expression> ) -- Returns the single letter representation of an expression
• Byte( <expression> ) -- Returns the unsigned 8-bit integer (whole number) representation of an expression
• SByte( <expression> ) -- Returns the signed 8-bit integer (whole number) representation of an expression
• Short( <expression> ) -- Returns the signed 16-bit integer (whole number) representation of an expression
• Int16( <expression> ) -- Returns the signed 16-bit integer (whole number) representation of an expression
• Int32( <expression> ) -- Returns the signed 32-bit integer (whole number) representation of an expression
• Int( <expression> ) -- Returns the signed 32-bit integer (whole number) representation of an expression
• Int64( <expression> ) -- Returns the signed 64-bit integer (whole number) representation of an expression
• Long( <expression> ) -- Returns the signed 64-bit integer (whole number) representation of an expression
• UShort( <expression> ) -- Returns the unsigned 16-bit integer (whole number) representation of an expression
• UInt16( <expression> ) -- Returns the unsigned 16-bit integer (whole number) representation of an expression
• UInt32( <expression> ) -- Returns the unsigned 32-bit integer (whole number) representation of an expression
• UInt( <expression> ) -- Returns the unsigned 32-bit integer (whole number) representation of an expression
• UInt64( <expression> ) -- Returns the unsigned 64-bit integer (whole number) representation of an expression
• ULong( <expression> ) -- Returns the unsigned 64-bit integer (whole number) representation of an expression
• Float( <expression> ) -- Returns the 32-bit floating point representation of an expression
• Double( <expression> ) -- Returns the 64-bit floating point representation of an expression
• String( <expression> ) -- Returns the String representation of an expression

Common Variable Functions

Misc

• Unset( $variable ) -- Delete a variable

Hash/Array

• Reset( $variable ) -- Reset the current array pointer to the first element
• Next( $variable ) -- Set the array pointer to the next element
• Prev( $variable ) -- Set the array pointer to the previous element

Type Checking

• isVarChar( $variable ) -- Checks if a variable is a char type
• isVarByte( $variable ) -- Checks if a variable is an unsigned 8-bit integer type
• isVarSByte( $variable ) -- Checks if a variable is a signed 8-bit integer type
• isVarShort( $variable ) -- Checks if a variable is a signed 16-bit integer type
• isVarInt16( $variable ) -- Checks if a variable is a signed 16-bit integer type
• isVarInt( $variable ) -- Checks if a variable is a signed 32-bit integer type
• isVarInt32( $variable ) -- Checks if a variable is a signed 32-bit integer type
• isVarInt64( $variable ) -- Checks if a variable is a signed 64-bit integer type
• isVarLong( $variable ) -- Checks if a variable is a signed 64-bit integer type
• isVarUShort( $variable ) -- Checks if a variable is an unsigned 16-bit integer type
• isVarUInt16( $variable ) -- Checks if a variable is an unsigned 16-bit integer type
• isVarUInt( $variable ) -- Checks if a variable is an unsigned 32-bit integer type
• isVarUInt32( $variable ) -- Checks if a variable is an unsigned 32-bit integer type
• isVarUInt64( $variable ) -- Checks if a variable is an unsigned 64-bit integer type
• isVarULong( $variable ) -- Checks if a variable is an unsigned 64-bit integer type
• isVarFloat( $variable ) -- Checks if a variable is a single precision floating point type
• isVarDouble( $variable ) -- Checks if a variable is a double precision floating point type
• isVarString( $variable ) -- Checks if a variable is a string type
• isVarNumber( $variable ) -- Checks if a variable is any integer or float/double type
• isVarBinary( $variable ) -- Checks if a variable is a binary type
• isVarRef( $variable ) -- Check if a variable is an reference to another variable
• isVarArray( $variable ) -- Check if a variable is an array
• isVarObj( $variable, <type> ) -- Check if a variable is an object type (This includes classes, file handles etc)
• isVarClass( $variable, <type> ) -- Check if a variable's object type is a class

Binary Data Management Functions

• Pack( <expression>, <expressions> ) -- Pack data into a binary array
• Unpack( <expression>, <binary-array> ) -- Unpack data from a binary array
• BinaryCreate( <size>, <fill> ) -- Create a new binary variable and its array size and fill data type
• BinaryClone( <binary-array> ) -- Clone a binary variable 100% and return a new binary variable with exactly same data as the old one
• BinaryWipe( <binary-array> ) -- Wipes a binary variables data 100% and sets the variable to a blank int containing just 0
• BinaryStr( <binary-array>, <separator> ) -- Create a Hex string from a binary array
• BinaryHex( <expression> ) -- Create a binary array from a hex string
• BinaryLen( <binary-array> ) -- Returns the number of bytes in a binary variable
• BinaryGet( <binary-array>, <index> ) -- Get the byte at an index of a binary variable
• BinarySet( <binary-array>, <index>, <value> ) -- Set the byte at an index of a binary variable
• BinaryReverse( <binary-array>, <start>, <length> ) -- Reverse the order bytes a binary variable
• BinaryMid( <binary-array>, <start>, <length> ) -- Create a binary variable by extracting a number of bytes from another binary variable
• BinaryAppend( <binary-array>, <binary-array2>, <flag> ) -- Append a binary variables data onto the end or beginning of another binary variables data
• BinaryInsert( <binary-array>, <binary-array2>, <index> ) -- Insert a binary variables data into another binary variable at a specific location
• BinaryUnshift( <binary-array>, <byte> ) -- Add a byte to the beginning of a binary variable
• BinaryPush( <binary-array>, <byte> ) -- Add a byte to the end of a binary variable
• BinaryShift( <binary-array> ) -- Delete the first byte from a binary variable
• BinaryPop( <binary-array> ) -- Delete the last byte from a binary variable
• BinaryResize( <binary-array>, <size>, <data> ) -- Resize a binary variables data array
• BinaryCompress( <binary-array> ) -- Compress a binary variables data
• BinaryUncompress( <binary-array> ) -- Uncompress a binary variable data
• BinarySave( <binary-array>, <file>, <flag> ) -- Save a binary variable data to file
• BinaryLoad( <file>, <flag> ) -- Create a new binary variable by loading binary data from a file

Math Functions

• Abs( <expression> ) -- Calculates the absolute value of a number
• ACos( <expression> ) -- Calculates the arcCosine of a number
• ASin( <expression> ) -- Calculates the arcsine of a number
• ATan( <expression> ) -- Calculates the arctangent of a number
• BitAND( <expression> ) --
• BitNOT( <expression> ) --
• BitOR( <expression> ) --
• BitROTATE( <expression> ) --
• BitSHIFT( <value>, <shift> ) -- Performs a bit shifting operation
• BitXOR( <expression> ) --
• Ceiling( <expression> ) --
• Cos( <expression> ) --
• Cosh( <expression> ) --
• Exp( <expression> ) --
• Floor( <expression> ) --
• Log( <expression> ) --
• Math( <expression> ) --
• Max( <expression> ) --
• Min( <expression> ) --
• Mod( <expression> ) --
• Pow( <expression> ) --
• Random( <expression> ) --
• Round( <expression> ) --
• Sin( <expression> ) --
• Sinh( <expression> ) --
• Sqrt( <expression> ) --
• Tan( <expression> ) --
• Tanh( <expression> ) --
• Turncate( <expression> ) --

String Functions

• Asc( <expression> ) --
• AscW( <expression> ) --
• Chr( <expression> ) --
• ChrW( <expression> ) --
• Contains( <expression> ) --
• Compare( <expression> ) --
• Dec( <expression> ) -- Returns a integer representation of a hexadecimal string
• FDec( <expression> ) -- Returns a float representation of a hexadecimal string
• DDec( <expression> ) -- Returns a double representation of a hexadecimal string
• DecPad( <expression>, <count> ) -- Pads numeric string to a given number of chars (Filling in the gap with zeros)
• EndsWith( <expression> ) --
• Hex( <expression>, <length> ) -- Returns a string representation of an integer type converted to hexadecimal
• FHex( <expression> ) -- Returns a string representation of an float type converted to hexadecimal
• DHex( <expression> ) -- Returns a string representation of an double type converted to hexadecimal
• InStr( <string>, <substirng>, <casesense>, <occurrence>, <start>, <count> ) -- Checks if a string contains a given substring.
• isAlpha( <expression> ) --
• isAlphaNumeric( <expression> ) --
• isASCII( <expression> ) --
• isEmpty( <expression> ) --
• isFloat( <expression> ) --
• isLower( <expression> ) --
• isNumeric( <expression> ) --
• isSpace( <expression> ) --
• isSpace( <expression> ) --
• isUpper( <expression> ) --
• isXDigit( <expression> ) --
• LC( <expression> ) --
• LCFirst( <expression> ) --
• LCWords( <expression> ) --
• Left( <expression> ) --
• Match( <expression> ) --
• MD5( <expression> ) --
• PadLeft( <expression> ) --
• PadRight( <expression> ) --
• RandStr( <expression> ) --
• Repeat( <expression>, <count>, <flag> ) -- Create a new string or new array containing repeats of a string provided
• Replace( <expression> ) --
• Reverse( <expression> ) --
• Right( <expression> ) --
• SHA1( <expression> ) --
• Split( <expression>, <delim/pattern>, <flag> ) -- Splits up a string into substrings depending on the given delimiters.
• SPrintf( <expression>, <expressions>... ) -- Create a formatted string
• StartsWith( <expression> ) --
• StrLen( <expression> ) --
• SubStr( <expression> ) --
• Trim( <expression> ) --
• TrimLeft( <expression> ) --
• TrimRight( <expression> ) --
• UC( <expression> ) --
• UCFirst( <expression> ) --
• UCWords( <expression> ) --

Array Functions

• Join( <array>, <separator> ) -- Join an array into a string with an optional separator
• UBound( <array/binary-array> ) -- Returns the size of array (How many elements it currently has stored)
• Push( <array>, <expressions> ) -- Add items to the end of an array
• Insert( <array>, <id>, <expressions> ) -- Add items to an array at a given location
• Unshift( <array>, <expressions> ) -- Add items to the beginning of an array
• Pop( <array> ) -- Delete the first item in an array
• Shift( <array> ) -- Delete the last item in an array
• Remove( <array>, <start-id>, <end-id> ) -- Delete items from an array starting at a given location and stopping at a given location
• Delete( <array>, <expresions> ) -- Delete items from an array that match regex patterns, number patterns, or contain specific text etc

Hash (Dictionary) Functions

Process Functions

• DLLCall( <dll>, <function>, <returntype>, <paramtypes>, <params> ) -- Dynamically call a function in a DLL
• Run( <file>, <workdir>, <flag> ) -- Runs an external program
• RunWait( <file>, <workdir>, <flag> ) -- Runs an external program and waits until the program finishes
• ProcessClose( <pid/name> ) -- Terminates a named process
• ProcessExists( <pid/name> ) -- Checks to see if a specified process exists
• ProcessList( <name> ) -- Returns an array listing the currently running processes (names and PIDs)
• ProcessSetPriority( <name>, <priority> ) -- Changes the priority of a process
• ProcessWait( <name>, <timeout> ) -- Pauses the current thread until a given process exists or optional the timeout expires
• ProcessWaitClose( <name>, <timeout> ) -- Pauses the current thread until a given process no longer exists or optional the timeout expires
• Shutdown( <shutdown code> ) -- Shuts down the system

Environment Management

• EnvExpand( <expression> ) -- Convert a string containing %name% env tags and return complete string with names resolved

File Functions

File Create/Read/Write Functions

• FileOpen( <FileName>, <flag> ) -- Opens a file for reading or writing
• FileClose( <file> ) -- Closes a previously opened file
• FileWrite( <file>, <expression> ) -- Write text to previously opened file at the current File Steam pointer location
• FileWriteBinary( <file>, <binary-array> ) -- Write the data from a binary variable to previously opened file at the current File Steam pointer location
• FileAppend( <file>, <expression> ) -- Append a line of text to the end of a previously opened text file
• FileAppendBinary( <file>, <binary-array> ) -- Append the data from a binary variable to the end of a previously opened file
• FileSeek( <file>, <offset>, <flag> ) -- Change the POSITION of the File Stream pointer
• FilePos( <file> ) -- Get the current POSITION of the File Stream pointer
• FileRead( <file>, <expression> ) -- Read a number of characters from a previously opened text file starting from current File Steam pointer location
• FileReadBinary( <file>, <expression> ) -- Read a number of bytes from a previously opened file starting from current File Steam pointer location
• FileReadLine( <file>, <expression> ) -- Read a line of text from a previously opened text file (Or specify a name of a file)
• FileReadLines( <file> ) -- Read all lines of text from a previously opened text file (Or specify a name of a file)
• FileSave( <file>, <expression> ) -- Save all text to a file
• FileLoad( <file> ) -- Load all text from a file

Misc Functions

• Return <expressions> -- Returns a result from a Function.
• Throw( <expression> ) -- Throw an exception.
• Eval( <expression>, <flag> ) -- Evaluate a string as Sputnik code.
• GC( <flag> ) -- Use the garbage collector.
• Require( <file>, <flag> ) -- Add all functions etc from a file for use.
• Include( <file>, <flag> ) -- Add all functions etc from a file for use and execute all expressions.

User Defined Functions

These functions are created using Sputnik and are not part of the Sputnik core language.